CN219276445U

CN219276445U - Foaming machine for processing foam board

Info

Publication number: CN219276445U
Application number: CN202222987988.8U
Authority: CN
Inventors: 郝萱; 刘冲
Original assignee: Hebei Beilian Heavy Industry Machinery Technology Co ltd
Current assignee: Hebei Beilian Heavy Industry Machinery Technology Co ltd
Priority date: 2022-11-10
Filing date: 2022-11-10
Publication date: 2023-06-30
Anticipated expiration: 2032-11-10

Abstract

The utility model relates to the technical field of foam board processing equipment, in particular to a foaming machine for foam board processing, which comprises a tank body, wherein a feed hopper is arranged on the tank body, a discharge hole is arranged below the tank body, and a heating device is arranged on the tank body; the stirring mechanism is arranged in the tank body and driven by the first driving component to rotate in the forward and reverse directions; the rotating support is arranged in the tank body, and the middle part of the rotating support is connected with the stirring mechanism; the two auxiliary stirring paddles are symmetrically arranged on the rotating brackets at two sides of the stirring mechanism, and rotate while rotating around the stirring mechanism under the drive of the second driving assembly; the air inlet pipe is arranged on the side wall of the tank body and communicated with the tank body, and the air inlet end of the air inlet pipe is connected with an external air source; the intermittent mechanism is used for controlling the on-off of the air channel in the air inlet pipe. The utility model has the advantages of good stirring effect, stable control of the frequency of the introduced air and the like.

Description

Foaming machine for processing foam board

Technical Field

The utility model relates to the technical field of foam board processing equipment, in particular to a foaming machine for processing a foam board.

Background

The foam board is a white object which is formed by heating and foaming expandable polystyrene beads containing volatile liquid foaming agents in a mold, has the structural characteristics of fine closed pores, is mainly used for heat preservation of building walls, roofs, composite board heat preservation, heat preservation and heat insulation of refrigerators, air conditioners, vehicles, ships, floor heating, packaging, engraving and the like, and has very wide application.

The traditional foam board foaming machine usually adopts the steps of adding a foaming agent with a swelling effect on polystyrene, and stirring raw materials by using the foaming machine, so that polystyrene particles can be fully fused with air when being heated, but the stirring mechanism of the traditional foaming machine is simpler, so that the foaming raw materials are insufficiently stirred, the raw materials are not thoroughly fused with air, and the foaming is defective; and the existing foaming machine has certain defects when in use, when air is introduced into the tank body, the air inlet pipe cannot stably control the air inlet frequency, the mixing effect of air and raw materials is affected, if the air inlet pipe is not fully contacted with the air, part of polystyrene particles cannot be successfully foamed, the foaming of a foam board is insufficient easily, the quality requirement cannot be met, the foaming efficiency and the foaming quality are also affected, and the production requirement cannot be met.

Disclosure of Invention

In view of the above, the utility model provides a foaming machine for processing a foam board, which aims to solve the technical problems that the foaming efficiency is low and the air inlet frequency of an air inlet pipe cannot be controlled due to insufficient stirring in the prior art.

In order to achieve the above purpose, the utility model is realized by the following technical scheme:

a foaming machine for processing foam boards, comprising:

the feeding hopper is arranged on the tank body, the discharging hole is arranged below the tank body, and the heating device is arranged on the tank body;

the stirring mechanism is arranged in the tank body and driven by the first driving component to rotate in the forward and reverse directions;

the rotary bracket is arranged in the tank body, and the middle part of the rotary bracket is connected with the stirring mechanism;

the two auxiliary stirring paddles are symmetrically arranged on the rotating brackets at two sides of the stirring mechanism and rotate while rotating around the stirring mechanism under the drive of the second driving assembly;

the air inlet pipe is arranged on the side wall of the tank body and communicated with the tank body, and the air inlet end of the air inlet pipe is connected with an external air source;

and the intermittent mechanism is used for controlling the on-off of the air passage in the air inlet pipe.

Preferably, the stirring mechanism comprises:

the first stirring paddle is rotatably arranged in the tank body and is provided with a first stirring shaft and a plurality of first paddles arranged on the first stirring shaft;

the second stirring paddle is provided with a second stirring shaft and a plurality of second paddles arranged on the second stirring shaft, the second stirring shaft is coaxially sleeved on the first stirring shaft above the first paddles, and the middle part of the rotating bracket is arranged on the second stirring shaft.

Preferably, the first driving assembly includes:

the first bevel gear and the second bevel gear are respectively connected with the upper end of the first stirring shaft and the upper end of the second stirring shaft which extend to the upper part of the tank body;

and a third bevel gear arranged at the power output end of the motor is meshed with the first bevel gear and the second bevel gear respectively.

Preferably, the auxiliary stirring paddles comprise auxiliary stirring shafts and auxiliary paddles arranged on the auxiliary stirring shafts, and the upper ends of the two auxiliary stirring shafts are connected with the rotating shafts at the two ends of the rotating support and penetrate through the rotating shafts at the two ends of the rotating support and then are connected with the second driving assembly;

when the second stirring shaft drives the rotating bracket to rotate and drives the two auxiliary stirring paddles to rotate circumferentially, the second driving assembly can drive the two auxiliary stirring paddles to rotate.

Preferably, the second driving assembly includes:

the ring gear is arranged on the inner wall of the tank body;

and the two fourth gears are respectively arranged at the upper ends of the corresponding auxiliary stirring shafts and are meshed with the ring gears.

Preferably, the intermittent mechanism includes:

the motor is a double-output shaft motor, a first output shaft of the motor is connected with the third bevel gear, and a cam arranged on a second output shaft is positioned above the air inlet pipe;

the upper surface of the pressing plate is abutted against the outer circumferential surface of the cam, and a stop lever arranged below the pressing plate can extend into the air inlet pipe and is matched with a channel in the air inlet pipe to control the on-off of an air path;

the two fixing rods are symmetrically arranged below the pressing plates at two sides of the stop lever;

the two fixing seats are arranged on the air inlet pipe, and each fixing rod is connected with the corresponding sliding groove of the fixing seat in a sliding manner;

the first spring is sleeved on the fixed rod, and two ends of the first spring are respectively abutted to the fixed rod and the fixed seat.

Preferably, all be provided with buffer unit on a plurality of stabilizer blades of the jar body, it includes:

the upper end of the supporting rod is connected with the supporting legs, and the middle part of the supporting rod is provided with a top plate;

the support seat is arranged below the support rod, the lower end of the support rod is in sliding connection with the through groove of the support seat, guide rods are arranged on top plates on two sides of the support rod, and the lower end of each guide rod is in sliding connection with a corresponding slideway on the support seat;

the second spring is arranged in the through groove, and two ends of the second spring are respectively abutted against the lower end of the supporting rod and the bottom surface of the through groove.

Preferably, a filter screen is arranged in the air inlet pipe.

Preferably, the tank body is provided with an overflow valve.

Preferably, the feeding hopper and the discharging hole are both provided with valves.

By adopting the technical scheme, the utility model has the following technical progress:

the utility model provides a foaming machine for processing a foam board, which drives a first stirring paddle and a second stirring paddle to rotate in opposite directions through a first driving component, so that raw materials in a stirring tank body are more sufficient, and under the driving of a second driving component, the raw materials near the inner wall of the tank body can be stirred by utilizing two auxiliary stirring paddles, so that the raw materials are more uniformly mixed with air, the stirring effect is improved, and the foaming efficiency is greatly improved.

Through setting up rabbling mechanism and intermittent type mechanism linkage, when rabbling mechanism stirs the raw materials in the jar body, intermittent type mechanism control gas circuit intermittent type break-make of intake pipe for the air can be stable and the leading-in jar of equal frequency is internal, avoids once only leading-in too much gas, leads to influencing the mixing effect, is favorable to polystyrene granule fully and proper amount air contact, and then improves foaming efficiency.

When a plurality of stirring paddles in the tank body run, can produce great vibration range, through utilizing the buffer unit who sets up on the jar body stabilizer blade, can reduce the jar body and to the impact force on ground and the dynamics of colliding with, prevent that jar body vibrations from causing the damage, reach the buffering effect to protection mechanism and equipment reduce the spoilage.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the description of the embodiments will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort to a person skilled in the art.

FIG. 1 is a schematic diagram of the front view of a foaming machine according to the present utility model;

FIG. 2 is a schematic view of a partial enlarged structure at A in FIG. 1 according to the present utility model;

FIG. 3 is a schematic view of a partial enlarged structure at B in FIG. 1 according to the present utility model;

FIG. 4 is a schematic view of a partially enlarged structure of the utility model at C in FIG. 1;

FIG. 5 is a schematic view of the whole structure of the foaming machine according to the present utility model;

FIG. 6 is a schematic side view of a foaming machine according to the present utility model;

FIG. 7 is a schematic view of a partially enlarged structure of the utility model at D in FIG. 6;

reference numerals illustrate:

10. the tank body, 11, the feed hopper, 12, the discharge port, 13, the air inlet pipe, 131, the through hole, 15, the valve, 16, the overflow valve, 17, the rotating support, 18, the heating device, 20, the stirring mechanism, 21, the first stirring paddle, 211, the first stirring shaft, 22, the second stirring paddle, 221, the second stirring shaft, 30, the first driving component, 31, the first bevel gear, 32, the second bevel gear, 33, the motor, 331, the first output shaft, 332, the second output shaft, 34, the third bevel gear, 41, the auxiliary stirring paddle, 42, the auxiliary stirring shaft, 50, the second driving component, 51, the ring gear, 52, the fourth gear, 60, the intermittent mechanism, 61, the cam, 62, the pressing plate, 63, the stop lever, 64, the fixed lever, 65, the fixed seat, 66, the first spring, 67, the stopper, 68, the channel, 70, the buffer component, 71, the support lever, 72, the top plate, 73, the support seat 731, the through slot, 732, the slideway, 74, the guide lever, 75, the second spring.

Detailed Description

Technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it should be apparent that in the following description, specific details are set forth such as the specific system structure, technology, etc. for the purpose of illustration rather than limitation, in order to provide a thorough understanding of the embodiments of the present utility model. It will be apparent, however, to one skilled in the art that the present utility model may be practiced in other embodiments that depart from these specific details. In other instances, detailed descriptions of well-known systems, devices, circuits, and methods are omitted so as not to obscure the description of the present utility model with unnecessary detail.

The utility model provides a foaming machine for processing foam boards, which is known from the accompanying figures 1 to 7 of the specification, and comprises: the tank body 10, the stirring mechanism 20, the rotating bracket 17, the two auxiliary stirring paddles 41, the air inlet pipe 13 and the intermittent mechanism 60, wherein the tank body 10 is provided with the feed hopper 11, the lower part is provided with the discharge port 12, and the tank body 10 is provided with the heating device 18, specifically, the opening amount of the discharge port 12 is larger so as to facilitate quick discharge, and the heating device 18 is of the prior art and is not excessively described herein; the stirring mechanism 20 is arranged in the tank body 10 and is driven by the first driving component 30 to rotate in the forward and reverse directions; the rotary bracket 17 is arranged in the tank body 10, and the middle part of the rotary bracket is connected with the stirring mechanism 20.

The two auxiliary stirring paddles 41 are symmetrically arranged on the rotating brackets 17 at two sides of the stirring mechanism 20, and rotate while rotating around the stirring mechanism 20 under the drive of the second driving assembly 50, and the two auxiliary stirring paddles 41 and the stirring mechanism 20 simultaneously operate, so that the stirring effect is improved, the phenomenon of uneven stirring is reduced, and the foaming efficiency of polystyrene particles is improved; the air inlet pipe 13 is arranged on the side wall of the tank body 10 and communicated with the tank body, and the air inlet end of the air inlet pipe is connected with an external air source; the intermittent mechanism 60 is used for controlling the on-off of the air path inside the air inlet pipe 13.

Further, as can be seen from fig. 1, the stirring mechanism 20 includes: a first stirring paddle 21 and a second stirring paddle 22, wherein the first stirring paddle 21 is rotatably arranged in the tank 10 and is provided with a first stirring shaft 211 and a plurality of first paddles arranged on the first stirring shaft; the second stirring paddle 22 is provided with a second stirring shaft 221 and a plurality of second paddles arranged on the second stirring shaft 221, the second stirring shaft 221 is coaxially sleeved on the first stirring shaft 211 above the first paddles, and the middle part of the rotating bracket 17 is arranged on the second stirring shaft 221.

Specifically, the first paddle is of a propelling type, the second paddle is of a paddle type, wherein the propelling type stirring paddle is a typical axial flow type stirrer, and when the propeller type stirrer rotates, fluid is mainly output from the direction of a shaft, and when the propeller type stirrer works, the fluid can well turn up and down while rotating along with the paddles due to high volume circulation rate; while the power distribution of the paddle stirrer is favourable for turbulent pulsations and bulk flow. Therefore, the two stirring paddles can exert different stirring effects, rotate simultaneously around opposite directions, stir the raw materials in the tank body 10, and are favorable for improving the stirring effect relative to the single stirring mechanism 20, so that the stirring effect is improved, the stirring is more sufficient, the contact area of the polystyrene raw materials and the air is improved, and the foaming effect is improved.

Further, as can be seen in fig. 2, the first driving assembly 30 includes: the first bevel gear 31, the second bevel gear 32 and the third bevel gear 34, wherein the first bevel gear 31 and the second bevel gear 32 are respectively connected with the upper end of the first stirring shaft 211 and the upper end of the second stirring shaft 221 which extend above the tank body 10; a third bevel gear 34 provided at the power output end of the motor 33 is engaged with the first bevel gear 31 and the second bevel gear 32, respectively.

When in use, the motor 33 drives the third bevel gear 34 to rotate, and simultaneously drives the first bevel gear 31 and the second bevel gear 32 to rotate around opposite directions, so that the corresponding first stirring shaft 211 and the second stirring shaft 221 can be driven to rotate in opposite directions, and the purpose of fully stirring is realized.

Further, as shown in fig. 1 and 5, the auxiliary stirring paddle 41 includes an auxiliary stirring shaft 42 and auxiliary paddles disposed thereon, and the upper ends of the two auxiliary stirring shafts 42 are connected with and penetrate through the rotating shafts at two ends of the rotating bracket 17 and then are connected with the second driving assembly 50; when the second stirring shaft 221 drives the rotating bracket 17 to rotate and drives the two auxiliary stirring paddles 41 to perform circumferential rotation, the second driving assembly 50 can drive the two auxiliary stirring paddles 41 to rotate.

Further, as can be seen in fig. 5, the second driving assembly 50 includes: a ring gear 51 and two fourth gears 52, wherein the ring gear 51 is disposed on the inner wall of the tank 10, specifically, a feed port through which the feed hopper 11 communicates with the tank 10 is located below the ring gear 51; two fourth gears 52 are respectively disposed at the upper ends of the corresponding auxiliary stirring shafts 42, and are engaged with the ring gears 51.

When the stirring device is used, the second stirring shaft 221 rotates to drive the rotating bracket 17 to rotate simultaneously and drive the two auxiliary stirring paddles 41 to revolve around the second stirring paddle 22, and as the fourth gear 52 at the upper end of the auxiliary stirring shaft 42 is meshed with the ring gear 51, the fourth gear 52 drives the auxiliary stirring paddles 41 to rotate while the auxiliary stirring paddles 41 revolve, and the two auxiliary stirring paddles 41 do not interfere with the first stirring paddle 21 and the second stirring paddle 22 when rotating, so that respective functions can be fully exerted, raw materials near the inner wall of the tank 10 can be fully stirred, and the practicability of the device is improved.

Further, as can be seen from fig. 1 and 4, the intermittent mechanism 60 includes: the motor 33 is a double-output shaft motor 33, a first output shaft 331 of the motor 33 is connected with the third bevel gear 34, and the cam 61 arranged on the second output shaft 332 is positioned above the air inlet pipe 13; the upper surface of the pressing plate 62 is abutted against the outer circumferential surface of the cam 61, and a stop lever 63 arranged below the pressing plate 62 can extend into the air inlet pipe 13 and is matched with a channel 68 in the air inlet pipe 13 for controlling the on-off of an air path; the two fixing rods 64 are symmetrically arranged below the pressing plates 62 at the two sides of the stop lever 63; the two fixing seats 65 are arranged on the air inlet pipe 13, and each fixing rod 64 is in sliding connection with the corresponding sliding groove of the fixing seat 65; the first spring 66 is sleeved on the fixing rod 64, and two ends of the first spring are respectively abutted on the fixing rod 64 and the fixing seat 65.

Specifically, as shown in fig. 7, the blocking rod penetrates through the through hole 131 formed in the air inlet pipe 13 and then extends into the air inlet pipe 13, a sealing member is disposed at the through hole 131, two sides of the inner wall of the air inlet pipe 13 below the through hole 131 are provided with stop blocks 67, a channel 68 formed between the two stop blocks 67 is matched with the blocking rod, and when the lower end of the blocking rod extends to the bottom of the inner wall of the air inlet pipe 13 (i.e. the bottom of the channel 68), the channel 68 is completely blocked, and the air path is disconnected. Therefore, when the baffle rod is lifted in the channel 68 in the air inlet pipe 13, the on-off of the air channel can be controlled.

When the foam blowing device is used, the air inflow in the tank 10 needs to be controlled when the foaming operation is performed in the tank 10, and the pressing plate 62 is driven to perform intermittent lifting movement by utilizing the rotation of the cam 61 and the cooperation of the fixed rod 64 and the first spring 66, so that the stop rod 63 can be driven to intermittently extend into the air inlet pipe 13 to control the on-off of an air path. When the cam 61 rotates to make the radial direction bigger, namely, the pressing plate 62 is propped down to make the lower end of the gear rod extend to the bottom of the inlet channel 68, the air channel can be opened, when the cam 61 rotates to make the radial direction smaller, the outer circumferential surface of the cam 61 is about to separate from the pressing plate 62, the pressing plate 62 can be driven to return and lift under the action of the first spring 66, the lower end of the gear rod is lifted to the upper part of the channel 68, but does not separate from the through hole 131, the air channel is opened, and the pressing plate 62 is always propped against the cam 61. Therefore, air intermittently and uniformly enters the tank body 10, the influence on the foaming effect caused by the injection of excessive air into the tank body 10 is avoided, the polystyrene particles are fully contacted with a proper amount of air, and the foaming efficiency is further improved.

Further, as can be seen in fig. 4, the plurality of legs of the can 10 are provided with a buffer assembly 70, which includes: the upper end of the supporting rod 71 is connected with the supporting leg, and the middle part of the supporting rod 71 is provided with a top plate 72; the supporting seat 73 is arranged below the supporting rod 71, the lower end of the supporting rod 71 is in sliding connection with a through groove 731 of the supporting seat 73, guide rods 74 are arranged on the top plates 72 on two sides of the supporting rod 71, and the lower end of each guide rod 74 is in sliding connection with a corresponding slideway 732 on the supporting seat 73; the second spring 75 is disposed in the through groove 731, and both ends thereof are respectively abutted against the lower end of the support rod 71 and the bottom surface of the through groove 731.

When stirring is carried out in the tank body 10, the tank body 10 can generate oscillation due to inertia, and the tank body 10 and the ground can generate certain impact, and the buffer assembly 70 is utilized, so that the impact with the ground can be reduced when the tank body 10 vibrates, equipment can be protected, and damage is reduced.

Further, as can be seen from fig. 5, a filter screen is provided in the air inlet pipe 13 for filtering and purifying the air.

Further, as can be seen from fig. 1, the tank 10 is provided with a gas overflow valve 16.

Further, as can be seen from fig. 1, both the feed hopper 11 and the discharge opening 12 are provided with valves 15.

It should be noted that in this patent application, relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus, does not include, without limitation, additional elements that are defined by the term "include" an.

The above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model, and are intended to be included in the scope of the present utility model.

Claims

1. A foaming machine for processing a foam board, comprising:

2. The foaming machine for processing foam boards according to claim 1, wherein the stirring mechanism comprises:

3. The foam deck processing foaming machine of claim 2, wherein the first drive assembly comprises:

the first bevel gear and the second bevel gear are respectively connected with the upper end of the first stirring shaft and the upper end of the second stirring shaft which extend to the upper part of the tank body, and are oppositely arranged;

4. The foaming machine for processing foam boards according to claim 2, wherein the auxiliary stirring paddles comprise auxiliary stirring shafts and auxiliary paddles arranged on the auxiliary stirring shafts, and the upper ends of the two auxiliary stirring shafts are connected with the rotating shafts at the two ends of the rotating support and penetrate through the rotating shafts and then are connected with the second driving assembly;

5. The foam deck processing foaming machine of claim 4, wherein the second drive assembly comprises:

the ring gear is arranged on the inner wall of the tank body;

6. A foam deck processing foaming machine as set forth in claim 3, wherein said intermittent mechanism comprises:

7. The foam deck processing foaming machine of claim 1, wherein each of the plurality of legs of the tank is provided with a cushioning assembly comprising:

8. The foaming machine for processing foam boards according to claim 6, wherein a filter screen is arranged in the air inlet pipe.

9. The foaming machine for processing foam boards according to claim 1, wherein the tank body is provided with an overflow valve.

10. A foam board processing foaming machine according to any of claims 1-9, characterized in that the feed hopper and the discharge opening are provided with valves.